var User = function(){  
	      
	    this.init = function(){  
	          
	        //模拟上传excel  
	         $("#uploadEventBtn").unbind("click").bind("click",function(){  
	             $("#uploadEventFile").click();  
	         });  
	         $("#uploadEventFile").bind("change",function(){  
	             $("#uploadEventPath").attr("value",$("#uploadEventFile").val());  
	         });  
	          
	    };  
	    //点击上传按钮  
	    this.uploadBtn = function(){  
	        var uploadEventFile = $("#uploadEventFile").val();  
	        if(uploadEventFile == ''){  
	            alert("请选择excel,再上传");  
	        }else if(uploadEventFile.lastIndexOf(".xls")<0){//可判断以.xls和.xlsx结尾的excel  
	            alert("只能上传Excel文件");  
	        }else{  
	            var url =  '/user/upload/';  
	            var formData = new FormData($('form')[0]);  
	            user.sendAjaxRequest(url,'POST',formData);  
	        }  
	    };  
	      
	    this.sendAjaxRequest = function(url,type,data){  
	        $.ajax({  
	            url : url,  
	            type : type,  
	            data : data,  
	            success : function(result) {  
	                alert( result);  
	            },  
	            error : function() {  
	                alert( "excel上传失败");  
	            },  
	            cache : false,  
	            contentType : false,  
	            processData : false  
	        });  
	    };  
	}  
	      
	  
	var user;  
	$(function(){  
	    user = new User();  
	    user.init();  
	});